/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.activiti.validation;

import java.util.ArrayList;
import java.util.List;

import org.activiti.bpmn.model.BpmnModel;
import org.activiti.validation.validator.Validator;
import org.activiti.validation.validator.ValidatorSet;

/**
 * @author jbarrez
 */
public class ProcessValidatorImpl implements ProcessValidator {
	
	protected List<ValidatorSet> validatorSets;
	
	@Override
	public List<ValidationError> validate(BpmnModel bpmnModel) {
		
		List<ValidationError> allErrors = new ArrayList<ValidationError>();
		
		for (ValidatorSet validatorSet : validatorSets) {
			for (Validator validator : validatorSet.getValidators()) {
			  List<ValidationError> validatorErrors = new ArrayList<ValidationError>();
				validator.validate(bpmnModel, validatorErrors);
				if (!validatorErrors.isEmpty()) {
					for (ValidationError error : validatorErrors) {
						error.setValidatorSetName(validatorSet.getName());
					}
					allErrors.addAll(validatorErrors);
				}
			}
		}
		return allErrors;
	}

	public List<ValidatorSet> getValidatorSets() {
		return validatorSets;
	}

	public void setValidatorSets(List<ValidatorSet> validatorSets) {
		this.validatorSets = validatorSets;
	}

	public void addValidatorSet(ValidatorSet validatorSet) {
		if (validatorSets == null) {
			validatorSets = new ArrayList<ValidatorSet>();
		}
		validatorSets.add(validatorSet);
	}
	
}
